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Mac OS X 10.4.9 Special Report: Persistent booting into Windows

Some users experience an issue where their Macs consistently boot into the copy of Windows installed under Boot Camp after updating to Mac OS X 10.4.9.

CNET staff
2 min read

A Wired Blog posting details a situation where some Intel-based Macs continuously boot into Windows (via Boot Camp) after the Mac OS X 10.4.9 update.

In the blog posting, Steve Gilbertson writes:

"Yesterday evening, while getting ready to post a few things to Monkey Bites, Apple?s Software Update program popped up to remind me that OS X 10.4.9 was available. [...] When I came back I noticed my Macbook had booted into Windows Vista rather than OS X. Frustrated, but not alarmed, I rebooted, held down the option key and noticed that the OS X drive was already selected. I hit return and the Macbook promptly booted into Vista again. Not Good."

Steve's solution was as follows:

  1. Startup his Mac from the original Mac OS X installation media (DVD) by inserting it into the optical drive and holding down the "C" key
  2. Select your language
  3. Select the Startup Disk preferences from "Installer" menu
  4. Select the Mac OS X partition
  5. Restart

Similar issue? Please let us know.

Index:

Resources

  • posting
  • let us know
  • Release notes
  • Update procedure recommend...
  • Common workarounds for whe...
  • Downgrading to Mac OS X 10...
  • Files modified by this upd...
  • AirPort: Loss of connectiv...
  • Application launch problem...
  • Bluetooth device issues
  • Classic: Will not run, oth...
  • Desktop icons missing
  • Disk images not mounting
  • Eject key issues: Longer d...
  • External optical drives: h...
  • Final Cut Pro/Express: Cap...
  • Finder persistently crashe...
  • Frozen windows
  • iSync issues/general synch...
  • Mail.app: junk filters not...
  • Microsoft Office: Various ...
  • Networking problems with M...
  • Persistent booting into Wi...
  • Printer problems, fixes
  • Problems starting up
  • Quicken: .Mac backup failu...
  • Resolved issues
  • Secure site access broken:...
  • Segmentation faults
  • Server connection drops
  • Third-party device issues ...
  • Update to Final Cut Pro 5....
  • Volume significantly loude...
  • VPN connectivity issues
  • WWAN update included, how ...
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